Reference: Penny, Pennyworth
Smith
In the New Testament "penny," either alone or in the compound "pennyworth," occurs as the rendering of the Roman denarius.
Mt 20:2; 22:10; Mr 6:37; 12:15; Lu 20:24; Joh 6:7; Re 6:6
The denarius was the chief Roman silver coin, and was worth about 15 to 17 cents.
See Verses Found in Dictionary
And when he had agreed with the labourers for a denarius a day, he sent them into his vineyard.
So those slaves went out into the highways and gathered together everyone that they found, both bad and good; and the wedding was filled with guests.
He answered and said unto them, Give ye them to eat. And they said unto him, Shall we go and buy bread for two hundred denarius and give them to eat?
Shall we give or shall we not give? Then he, understanding their hypocrisy, said unto them, Why tempt ye me? Bring me the coin that I may see it.
Show me a denarius. Whose image and inscription does it have? They answered and said, Caesar's.
Philip answered him, Two hundred denarius of bread is not sufficient for them, that each one of them may take a little.
And I heard a voice in the midst of the four animals, which said, A choenix of wheat for a denarius and three choenix of barley for a denarius; and see thou hurt not the oil and the wine.